* Sharing a prototype requires an SD card. Most recent devices include either an SD card slot or a "virtual" SD card (e.g. Samsung S3, Nexus 7, etc.), so this is probably only an issue on older Android devices.

* Sharing a prototype requires an SD card. Most recent devices include either an SD card slot or a "virtual" SD card (e.g. Samsung S3, Nexus 7, etc.), so this is probably only an issue on older Android devices.